import axios from "axios";
import { Message } from "element-ui";
import router from "../router";

// 请求拦截器
axios.interceptors.request.use(success => {
  //如果localstorage存在token，请求时带上token
  if (window.sessionStorage.getItem("tokenStr")) {
    success.headers["Authorization"] = window.sessionStorage.getItem(
      "tokenStr"
    );
  }
  return success;
});

//响应拦截器
axios.interceptors.response.use(
  success => {
    //业务逻辑
    if (success.status && success.status === 200) {
      if (
        success.data.code === 500 ||
        success.data.code === 401 ||
        success.data.code === 403
      ) {
        Message.error({ message: success.data.message });
        return;
      }
      if (success.data.message) {
        Message.success({ message: success.data.message });
      }
    }
    return success.data;
  },
  error => {
    if (error.response.code === 504 || error.response.code === 404) {
      Message.error({ message: "服务器被吃了o(╯□╰)o" });
    } else if (error.response.code === 403) {
      Message.error({ message: "权限不足，请联系管理员" });
    } else if (error.response.code === 401) {
      Message.error({ message: "尚未登录，请登录" });
      router.replace("/");
    } else {
      if (error.response.data.message) {
        Message.error({ message: error.response.data.message });
      } else {
        Message.error({ message: "未知错误！" });
      }
    }
    return error;
  }
);

let baseUrl = "";

//传送json格式的post请求
export const postRequest = (url, params) => {
  return axios({
    method: "post",
    url: `${baseUrl}${url}`,
    data: params
  });
};
// 传送json格式的get请求
export const getRequest = (url, params) => {
  return axios({
    method: "get",
    url: `${baseUrl}${url}`,
    data: params
  });
};
// 传送json格式的put请求
export const putRequest = (url, params) => {
  return axios({
    method: "put",
    url: `${baseUrl}${url}`,
    data: params
  });
};
// 传送json格式的delete请求
export const deleteRequest = (url, params) => {
  return axios({
    method: "delete",
    url: `${baseUrl}${url}`,
    data: params
  });
};
